Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1992-12-30
1997-07-15
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
106 3127, 106 316, 523161, 524495, 524496, 524514, 524556, 524599, 524606, C03C 1700
Patent
active
056484054
ABSTRACT:
Aqueous ink jet ink compositions comprising an aqueous carrier medium, a colorant, such as a dye or a pigment, and a polyampholyte containing at least one carboxylic acid group and at least one amine group have improved dispersion stability and flexibility in manufacturing.
REFERENCES:
patent: 4597794 (1986-07-01), Ohta et al.
patent: 5085698 (1992-02-01), Ma et al.
patent: 5272201 (1993-12-01), Ma et al.
patent: 5310778 (1994-05-01), Shor et al.
Hertler Walter Raymond
Ma Sheau-Hwa
E. I. Du Pont de Nemours and Company
Guarriello John J.
Michl Paul R.
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